function CommonFun.calcDamage_30(srcUser, targetUser, params, damageParam, logger)
  local Luk = srcUser:GetProperty("Luk")
  local Int = srcUser:GetProperty("Int")
  local Vit = srcUser:GetProperty("Vit")
  local MAtk = srcUser:GetProperty("MAtk")
  local MAtkPer = srcUser:GetProperty("MAtkPer")
  local MDamIncrease = CommonFun.calcMDamIncrease(srcUser, targetUser)
  local IgnoreMDef = srcUser:GetProperty("IgnoreMDef")
  if 1 <= IgnoreMDef then
    IgnoreMDef = 1
  end
  local MRefine = srcUser:GetProperty("MRefine")
  local srcAtkElement = CommonFun.GetUserAtkAttr(srcUser, params, damageParam)
  local targetDefElement = targetUser:GetProperty("DefAttr")
  local elementparam2 = CommonFun.CalcElementParam2(srcUser, targetUser, params, damageParam, logger)
  local raceparam = CommonFun.CalcRaceParam(srcUser, targetUser, params, damageParam, logger)
  local raceparam2 = CommonFun.CalcRaceParam2(srcUser, targetUser, params, damageParam, logger)
  local bossparam = CommonFun.CalcBossParam(srcUser, targetUser, params, damageParam, logger)
  local bossparam2 = CommonFun.CalcBossParam2(srcUser, targetUser, params, damageParam, logger)
  local MDef2 = targetUser:GetProperty("MDef")
  local MDefPer2 = targetUser:GetProperty("MDefPer")
  local Vit2 = targetUser:GetProperty("Vit")
  local VitPer2 = targetUser:GetProperty("VitPer")
  local Int2 = targetUser:GetProperty("Int")
  local IntPer2 = targetUser:GetProperty("IntPer")
  local MDamReduc2 = CommonFun.calcMDamReDuc(srcUser, targetUser)
  local RefineMDamReduc = targetUser:GetProperty("RefineMDamReduc")
  local damChangePer = damageParam.damChangePer
  local BaseMAtk = Int + math.floor(Int * Int / 100)
  local MAtkFinal = ((MAtk - BaseMAtk) * (1 + MAtkPer) + BaseMAtk) * raceparam * bossparam * bossparam2
  local MDefReduc = CommonFun.CalcMDef(srcUser, targetUser, params, damageParam)
  local CardXR = 1
  local CardNum = srcUser:GetEquipCardNum(7, 23048)
  local CardNum2 = srcUser:GetEquipCardNum(7, 24664)
  CardNum = CardNum + CardNum2
  local skillID, skillLevel = CommonFun.UnmergeSkillID(params.skillIDAndLevel)
  if skillID == 84 then
    CardXR = CardNum * 0.25 + 1
  end
  local A = ((MAtkFinal * MDefReduc * (1 - MDamReduc2) + MRefine) * damChangePer * (1 - RefineMDamReduc) * (1 + MDamIncrease) * CommonFun.calcMagicElement(srcUser, targetUser, params, damageParam) * elementparam2 - Vit2 / 2 * (1 + VitPer2) - Int2 * (1 + IntPer2)) * CardXR
  if skillID == 1930 then
    local MDamSpike = srcUser:GetProperty("MDamSpike")
    MAtkFinal = (MAtk - BaseMAtk) * (1 + MAtkPer) + BaseMAtk
    A = (MAtkFinal * (1 + MDamSpike) + MRefine) * damChangePer * (1 - RefineMDamReduc) * (1 + MDamIncrease)
  end
  if skillID == 1500 then
    local Num1 = srcUser:GetRunePoint(143026)
    A = A * (1 + Num1 * 0.1)
  end
  if skillID == 3209 then
    local skilllv_1 = srcUser:GetLernedSkillLevel(3226)
    local taozhuang1 = 1
    if srcUser:HasBuffID(91000470) or srcUser:HasBuffID(91000770) or srcUser:HasBuffID(91001490) or srcUser:HasBuffID(91001500) then
      taozhuang1 = 1.15
    end
    if srcUser:HasBuffID(90004514) then
      taozhuang1 = taozhuang1 + 0.15
    end
    local Ring1 = srcUser:GetEquipedID(7)
    local RefineLv = srcUser:GetEquipedRefineLv(7)
    if Ring1 == 63440 or Ring1 == 163440 then
      taozhuang1 = RefineLv * 0.01 + taozhuang1
    end
    local Num1 = srcUser:GetRunePoint(22160)
    local Num2 = srcUser:GetRunePoint(22161)
    local RuneDamage = (Num1 + Num2) * 0.1 + 1
    local GemKj = 0
    local GemSj = 0
    if srcUser:HasBuffID(126122) then
      GemSj = srcUser:GetGemValue(82151)
    end
    local GemDam = 1 + GemSj / 100000
    A = A * (1 + skilllv_1 * 0.06) * taozhuang1 * RuneDamage * GemDam
  end
  if A <= 1 then
    return 1
  end
  return A
end